commercially available as mevacor , niacin commercially available as niaspan , pravastatin sodium commercially available as pravachol , pavastatin sodium with buffered aspirin commercially available as pravigard pac , cholestyramine commercially available as questran , simvastatin and niacin commercially available as simcor , atenolol, chlorthalidone commercially available as tenoretic , atenolol commercially available as tenormin , fenofibrate commercially available as tricor , fenofibrate commercially available as triglide , ezetimibe simvastatin commercially available as vytorin , colesevelam commercially available as welchol , bisoprolol fumarate commercially available as zebeta , ezetimibe commercially available as zetia , bisoprolol fumarate hydrochlorothiazide commercially available as ziac , and simvastatin commercially available as zocor .